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Anthropic: Claude Opus 5 vs Google: Gemini 3.5 Flash Lite

On input price, Google: Gemini 3.5 Flash Lite is ~16.7× cheaper. Verified 2026-10-21.

Anthropic: Claude Opus 5 $5.00/$25.00vsGoogle: Gemini 3.5 Flash Lite $0.300/$2.50

Verdict

On blended price (3:1 input:output), Google: Gemini 3.5 Flash Lite is ~11.8× cheaper ($0.300/$2.50 vs $5.00/$25.00 per 1M tokens). Anthropic: Claude Opus 5 scores higher on intelligence (63 vs 37, Artificial Analysis) — pay more only if that gap matters for your workload.

Pricing

Per-million-token list prices, verified 2026-10-21. Green marks the better value.

MetricAnthropic: Claude Opus 5Google: Gemini 3.5 Flash Lite
Input / 1M$5.00$0.300
Output / 1M$25.00$2.50
Cache read / 1M$0.500$0.030
Blended (3:1)$10.00/1M$0.850/1M
Estimated monthly costAnthropic: Claude Opus 5Google: Gemini 3.5 Flash Lite
Chatbot10,000 reqs · 800/400 tok$140.00$12.40
Coding agent5,000 reqs · 8000/2000 tok$450.00$37.00
RAG pipeline30,000 reqs · 4000/500 tok$975.00$73.50

Plug in your own numbers in the calculator, or paste a real bill into the Bill Shredder.

Specifications & capabilities

MetricAnthropic: Claude Opus 5Google: Gemini 3.5 Flash Lite
Context window1M1.0M
Max output128K66K
Vision input✓✓
Tool calling✓✓
Reasoning✓✓

Quality

Intelligence Index by Artificial Analysis (independent evaluations, 0–100).

Intelligence Index — higher is better
Anthropic: Claude Opus 563
Google: Gemini 3.5 Flash Lite37

Sources: Anthropic: Claude Opus 5 on Artificial Analysis · Google: Gemini 3.5 Flash Lite on Artificial Analysis

Performance

Measured by Artificial Analysis on live endpoints.

Output speed — higher is better
Anthropic: Claude Opus 585 tok/s
Google: Gemini 3.5 Flash Lite220 tok/s
Latency (TTFT) — lower is better
Anthropic: Claude Opus 51,200 ms
Google: Gemini 3.5 Flash Lite400 ms
MetricAnthropic: Claude Opus 5Google: Gemini 3.5 Flash Lite
Cost per task$0.000025$0.000002

Provider

Infrastructure metrics for the organizations behind these models.

MetricAnthropicGoogle
Listed endpoints815
Reliability99.8%99.7%
Avg latency520 ms380 ms
Pricing tiersstandard, batchstandard, batch

Full details: Anthropic: Claude Opus 5 pricing · Google: Gemini 3.5 Flash Lite pricing